(1) the source and upper reaches of a stream; also the upper reaches of a reservoir. (2) the water upstream from a structure or point on a stream. (3) the small streams that come together to form a river. Also may be thought of as any...

hydrofluorocarbon

Hydrological Procedure

Hutan Simpan Kekal

High Voltage

Rainfall runoff Modelling

Integrated Agricultural Development Project

International Bank for Reconstruction & Development

water in it's solid state. Water turns to ice at 32 degrees Fahrenheit.

Teknologi maklumat dan komunikasi / ‘nformation and communication technology’

Implementation Coordination Unit

Integrated Coastal Zone Management